Allocation of Resources Without Limits or Throttling Affecting suricata package, versions [,7.0.14)[8.0.0-beta1,8.0.3)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published28 Jan 2026
- disclosed27 Jan 2026
- creditXiangwei Zhang
Introduced: 27 Jan 2026
CVE-2026-22259 (opens in a new tab)How to fix?
Upgrade suricata to version 7.0.14, 8.0.3 or higher.
Overview
Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the dnp3 parser. An attacker can cause excessive memory consumption by sending specially crafted network traffic, potentially resulting in process slowdown or termination due to out-of-memory conditions.
Workaround
This vulnerability can be mitigated by disabling the DNP3 parser in the configuration file.